Finding the Fourth Proportional to 8,820.72, 12,170.52 and 5,094

Step by Step Solution

1. Step 1: Write the proportion equation
   8,820.72 : 12,170.52 = 5,094 : x
2. Step 2: Convert to fraction form
   8,820.72/12,170.52 = 5,094/x
3. Step 3: Cross multiply
   8,820.72x = 12,170.52 × 5,094
4. Step 4: Simplify right side
   8,820.72x = 61,996,628.88
5. Step 5: Solve for x
   x = 61,996,628.88/8,820.72
6. Step 6: Final answer
   x = 7,028.52